我试图用Chai-as-Promised,Mocha和"should"方言来测试被拒绝的Promise的细节.承诺由蓝鸟实施.
这很好用:
it('it should be rejected when given bad credentials', function () {
var promiseOfUsers = db.auth("bad", "credentials").getUsers();
return promiseOfUsers.should.eventually.be.rejectedWith(Error)
});
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该错误有一个"status"属性.我想声称状态是401
这不起作用:
it('it should be rejected when given bad credentials', function () {
var promiseOfUsers = db.auth("bad", "credentials").getUsers();
return promiseOfUsers.should.eventually.be.rejectedWith(Error)
.that.has.property('status')
.that.equals(401)
});
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似乎任何在没有引用"被拒绝"或者被拒绝(错误)的情况下断言的尝试都会失败并且只是将错误输出到控制台.
我该如何深入研究拒绝的原因?